CaratHunter
Plans
Marquise|Lab Grown|IGI

1.91ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG802636243

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802636243

Diamond specifications and retailer prices

From $2,383 AUD
$1,670 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $2,383 AUD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.91ct lab-grown marquise diamond

This 1.91ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802636243 or 802636243. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802636243
Dimensions12.25 × 6.50 × 4.17 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.25 mm6.50 mm1.91 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802636243
Side View
Table 60.0%Crown 37.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,383 AUD|Low: $628 AUD|High: $2,740 AUD|Avg: $1,192 AUD|-13.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
August 7, 2026
Retailer 7$628 AUD
Retailer 8$863 AUD
Retailer 4$936 AUD
Retailer 3$1,032 AUD
Retailer 2$1,266 AUD
Retailer 6$1,461 AUD
Retailer 5$1,854 AUD
Brilliant Earth$2,383 AUD

22 data points across 8 retailers

1 retailer

B
Brilliant Earth
19938060A · Nov 2
$2,383 AUD
$1,670 USD
View

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.91ct Marquise
$2,383 AUD